402230223331 has 2 divisors, whose sum is σ = 402230223332. Its totient is φ = 402230223330.

The previous prime is 402230223289. The next prime is 402230223337. The reversal of 402230223331 is 133322032204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402230223331 - 2¹⁹ = 402229699043 is a prime.

It is a super-2 number, since 2×402230223331² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402230223296 and 402230223305.

It is not a weakly prime, because it can be changed into another prime (402230223337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201115111665 + 201115111666.

It is an arithmetic number, because the mean of its divisors is an integer number (201115111666).

Almost surely, 2^402230223331 is an apocalyptic number.

402230223331 is a deficient number, since it is larger than the sum of its proper divisors (1).

402230223331 is an equidigital number, since it uses as much as digits as its factorization.

402230223331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 402230223331 its reverse (133322032204), we get a palindrome (535552255535).

The spelling of 402230223331 in words is "four hundred two billion, two hundred thirty million, two hundred twenty-three thousand, three hundred thirty-one".